Muni Metro line M
E197975
Muni Metro line M is a light rail service in San Francisco that connects neighborhoods including the Castro District with the southwestern parts of the city and San Francisco State University.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Muni Metro M Ocean View line | 15 |
| Muni Metro M Ocean View | 1 |
| Muni Metro line M canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1741375 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Muni Metro line M Context triple: [Castro District, transportConnection, Muni Metro line M]
-
A.
Muni Metro line L
Muni Metro line L is a light rail service in San Francisco that runs between downtown and the southwestern neighborhoods, including the Castro District and the Sunset District.
-
B.
Muni Metro line K
Muni Metro line K is a light rail service in San Francisco that connects neighborhoods including the Castro District with other parts of the city.
-
C.
Muni Metro N Judah line
The Muni Metro N Judah line is a light rail line in San Francisco that runs from downtown through neighborhoods like the Inner Sunset to the Outer Sunset near Ocean Beach.
-
D.
Muni F-Market & Wharves line
The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
-
E.
Muni Metro T Third Street line
The Muni Metro T Third Street line is a light rail service in San Francisco that runs along the city’s eastern waterfront, connecting neighborhoods from Visitacion Valley and Bayview to downtown and beyond.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Muni Metro line M Target entity description: Muni Metro line M is a light rail service in San Francisco that connects neighborhoods including the Castro District with the southwestern parts of the city and San Francisco State University.
-
A.
Muni Metro line L
Muni Metro line L is a light rail service in San Francisco that runs between downtown and the southwestern neighborhoods, including the Castro District and the Sunset District.
-
B.
Muni Metro line K
Muni Metro line K is a light rail service in San Francisco that connects neighborhoods including the Castro District with other parts of the city.
-
C.
Muni Metro N Judah line
The Muni Metro N Judah line is a light rail line in San Francisco that runs from downtown through neighborhoods like the Inner Sunset to the Outer Sunset near Ocean Beach.
-
D.
Muni F-Market & Wharves line
The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
-
E.
Muni Metro T Third Street line
The Muni Metro T Third Street line is a light rail service in San Francisco that runs along the city’s eastern waterfront, connecting neighborhoods from Visitacion Valley and Bayview to downtown and beyond.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
light rail line
ⓘ
urban rail transit service ⓘ |
| connects |
Castro District
ⓘ
San Francisco State University ⓘ southwestern neighborhoods of San Francisco ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| electrification | overhead lines ⓘ |
| fareSystem | Muni fare system ⓘ |
| hasRouteColor | M ⓘ |
| hasStation |
Castro Street station
ⓘ
San Francisco State University station ⓘ |
| isPartOfNetwork |
San Francisco light rail network
ⓘ
linked to:
San Francisco Muni
|
| locatedIn |
California
ⓘ
linked to:
California, United States
San Francisco ⓘ United States ⓘ
linked to:
United States of America
|
| modeOfTransport | light rail ⓘ |
| municipality |
City and County of San Francisco
ⓘ
linked to:
San Francisco County
|
| operator |
San Francisco Municipal Railway
ⓘ
linked to:
San Francisco Muni
|
| partOf |
Muni Metro
ⓘ
linked to:
Muni Metro lines
|
| primaryFunction | urban passenger transport ⓘ |
| publicTransportSystem | Muni ⓘ |
| railGauge | standard gauge ⓘ |
| serves |
Castro District
ⓘ
San Francisco State University ⓘ southwestern San Francisco ⓘ |
| serviceType | local transit ⓘ |
| system |
San Francisco Municipal Railway
ⓘ
linked to:
San Francisco Muni
|
| ticketing | Clipper card accepted ⓘ |
| usedFor |
commuter transport
ⓘ
student transport to San Francisco State University ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Muni Metro line M Description of subject: Muni Metro line M is a light rail service in San Francisco that connects neighborhoods including the Castro District with the southwestern parts of the city and San Francisco State University.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Muni Metro line M
linked to: Muni Metro line M
subject linked to:
Civic Center/UN Plaza BART station
linked to: Muni Metro line M
linked to: Muni Metro line M
subject linked to:
Parkmerced area of San Francisco
linked to: Muni Metro line M
subject linked to:
BART Embarcadero Station
linked to: Muni Metro line M
linked to: Muni Metro line M
subject linked to:
Powell Street BART/Muni station
linked to: Muni Metro line M
linked to: Muni Metro line M
subject linked to:
Civic Center Station
linked to: Muni Metro line M
linked to: Muni Metro line M
linked to: Muni Metro line M
linked to: Muni Metro line M
linked to: Muni Metro line M
linked to: Muni Metro line M
linked to: Muni Metro line M